| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,917 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,760 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,042 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,594,229 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,090,682 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 447,276 |
| Countries with Four Letters | 0 | - | 4.99 | 419,229 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,637 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,516 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,467 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,909 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 68,146 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,440 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,015,403 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,562 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,675 |
| Country Chain | 0 | - | 4.96 | 215,972 |
| Countries by Emojis | 0 | - | 4.99 | 237,078 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,236 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 317,589 |
| Islands by Country #1 | 0 | - | 4.87 | 174,610 |
| Regions of Countries #1 | 0 | - | 4.97 | 159,026 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,361 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,400 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,962 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,659 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,368 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 214,275 |
| Name a Valid Country #3 | 0 | - | 4.99 | 260,206 |
| Name a Valid Country #1 | 0 | - | 4.99 | 284,477 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,908 |
| Name a Valid Country #4 | 0 | - | 4.97 | 252,272 |
| Name a Valid Country #5 | 0 | - | 4.99 | 190,212 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,745 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 713,178 |
| Landlocked Countries | 0 | - | 4.99 | 414,821 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,726,500 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,627 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,548 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,457 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,421 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,947 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,982 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,174 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,663 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,682 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 137,561 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,620 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,677 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,274 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,128 |
| Random Countries by Borders | 0 | - | 4.99 | 81,783 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,507 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,386 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,553 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,450 |
| Island Countries | 0 | - | 4.99 | 708,086 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,075 |
| Himalayan Countries | 0 | - | 4.95 | 135,787 |
| Andean Countries | 0 | - | 4.94 | 83,071 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,407 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,496 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,107 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,767 |
| Danube Countries | 0 | - | 4.97 | 71,211 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,932 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,659 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,754 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,660 |
| European Landlocked Countries | 0 | - | 4.99 | 145,903 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,412 |
| Countries with the Most Species | 0 | - | 4.99 | 95,313 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,566 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,243 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,415 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,030 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,675 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,040 |
| Countries in the Alps | 0 | - | 4.86 | 117,028 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,701 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,485 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,124 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,531 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,318 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,105 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,729 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,859 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,638 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,166 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,243 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,111 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,569 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,847 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,847 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,337 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,756 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,329 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,967 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,945 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,057 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,693 |
| Largest Countries By Category | 0 | - | 4.97 | 156,939 |
| Countries by Countries | 0 | - | 4.96 | 62,393 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,365,534 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,577 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,003 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,365 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,884 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,041,077 |
| Northernmost Countries | 0 | - | 4.99 | 358,413 |
| Countries of South America | 0 | - | 5.00 | 916,908 |
| Countries of Oceania | 0 | - | 5.00 | 1,043,015 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,852,489 |
| "Land" Countries | 0 | - | 4.98 | 333,964 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 379,476 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,039 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,673 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,999 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,034 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,352 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,367 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,172 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,829 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 135,386 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,777 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,464 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,739 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,702 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,929 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,687 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,118 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,148 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,753 |
| Countries with Megacities | 0 | - | 4.99 | 247,875 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,628 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,267 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,017 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,216 |
| Countries by Official Language | 0 | - | 4.95 | 193,034 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,490 |
| Countries in their Native Language | 0 | - | 4.99 | 196,882 |
| Independence from Whom | 0 | - | 4.99 | 210,006 |
| Subdivisions by Country | 0 | - | 4.86 | 50,118 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,965 |
| Megadiverse Countries | 0 | - | 4.97 | 134,003 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,042 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,979 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,486 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,890 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,808 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,083 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,254 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,313 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,271 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,773 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,805 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,481 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,581 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,565 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,422 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,759 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,090 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,943 |
| World Map Quiz | 0 | - | 4.81 | 63,705 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,361 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,721 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,485 |
| Countries by Founding Story | 0 | - | 4.95 | 76,658 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,664 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,432 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,163 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,154 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,053 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,250 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,446 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,038 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,486 |
| Widest Countries East to West | 0 | - | 4.92 | 128,978 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,269 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,406 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,623 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,815 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,759 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,174 |
| Countries by Contribution to UN Budget | 0 | - | 4.89 | 75,511 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,630 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 335,325 |
| Countries with Double Letters | 0 | - | 4.97 | 93,610 |
| Countries that End in N | 0 | - | 4.94 | 157,080 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,933 |
| Countries with Six Letters | 0 | - | 4.93 | 210,606 |
| Countries with W | 0 | - | 4.97 | 158,372 |
| Countries with Z | 0 | - | 4.98 | 288,145 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,705 |
| Countries That End in U | 0 | - | 4.95 | 119,594 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,807 |
| Countries that End in O | 0 | - | 4.92 | 158,627 |
| Countries that End in R | 0 | - | 4.87 | 118,351 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,913 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,337 |
